Supply, Fabrication and Erection of Steel Structures, Isolators, Earth bore and Earth Mat, supply and erection of Station Accessories for the Enhancement of Existing Power Transformer Capacity at Thiruvenainallur 110/22 kV SS in Villupuram EDC

Amount

Supply of various types of steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std.design/Drawing, Painting of Primer coat of Redoxide paint and first finishing coat of Aluminium Paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables and as directed by the field Engineer at the SS site.

110kV Structures (3 m centre to centre)

110kV Take Off/Strung Bus structure using Single pole 250x125RSJ.

110kV Power Transformer Gantry

110kV AB Switch Structure

110kV Pie Support Structure

110kV LAS Structure below Bus Bar

Non-specified structures, Extension, Alterations, and Deductions as per station requirement.

Light section (other than heavy section)

Supply of various types of steels including Cost of steel, Freight & Handling confirming to IS 2062 Gr A at site, Fabricating the steels in to specified structures as per the std.design/Drawing, Painting of Primer coat of Redoxide paint with supply of reputed make paints after proper surface preparation such as cleaning of rust scales using appropriate machinery including all Labour, machinery and Consumables and as directed by the field Engineer at the SS site.

Other Station Structures

110kV Breaker Platform

33/22kV Breaker Platform

Yard Fire Stand frame with top canopy cover

AC Junction Box fixing frame

110kV LAS Fence structure with GI chain link fencing wire of size 50-60 square of 10 swg

Labour for the Erection of the fabricated steel structures at the SS site with Supply of GI Bolts, Nuts & Washers (Spring/Flat as required) confirming to IS including Labour, machinery and Consumables as required & as directed by the field Engineer.

110kV Structures (3 m centre to centre)

110kV Take Off/Strung Bus structure using Single pole 250x125RSJ.

110kV Power Transformer Gantry

110kV AB Switch Structure

110kV Pie Support Structure

110kV CT or PT Structure

110kV LAS Structure below Bus Bar

Non-specified structures, Extension, Alterations, and Deductions as per station requirement.

Light section (other than heavy section)

Other Station Structures

110kV Breaker Platform

33/22kV Breaker Platform

Yard Fire Stand frame with top canopy cover

AC Junction Box fixing frame

110kV LAS Fence structure with GI chain link fencing wire of size 50-60 square of 10 swg

Supply and fabrication and erection of eye bolts/ grout bolt with 20/22 mm rod confirming to IS with proper threading and 2nos MS Nuts as directed by the field Engineer

Grout Bolt

Eye Bolt

Earthings

Supply of Various types of Steel materials confirming to ISS 2062 –Gr A including, Freight, Handling, etc., at site for Earthing with Labour for Fabrication & erection for Earthing including Labour, Machinery and Consumables as Required and as directed by the Field Engineer.

Labour for excavating and refilling of earth /trench for earthmat, cable, etc., of any size/depth narrow excavation as directed by the field Engineer.

Normal clay / hard gravel soil

Semi density Rock soil

Providing Earth bore 140/150 mm dia using power rig or 100/125 mm dia using hand bore set including the labour, lead, lift etc., sedimentary strata of clay & sand stone shale pebbles boulders etc., for earth Pits with supply and providing of Bentonite powder (Sodium Bentonite) 5Kg /Mtr depth of the bore mixed with low resistivity earths as directed by the field Engineer (Earth to be supplied by the contractor)

Supply and providing of 450-600 mm dia, 300 mm height, 36 mm thick cement collar for identification of earth electrode location as directed by the field Engineer.

Labour for the loading/ unloading/ shifting of Department materials at stores or site by the Contractor WITHOUT using Board's crane for one operation.

Non-Fragile Materials

110kV Isolators

33 /22/11kV Isolators

Cables/Conductors including cutting and rewinding

Busbars

Fragile Materials

110kV Breaker

33/22/11kV Breaker

230/110kV CT/PT/LAS/CVT/CC/WT/Others

33/22/11kV CT/PT/LAS/DT/Others

110kV Insulators

33/22/11kV Insulators

AC/DC/C&R Panels of Non grid type, Single feeder Control/ Relay Panels of Grid type

BUS RELATED: Labour for the Erection of Strung bus and all related hardwares, fittings, clamps including Meggering, hoisting of insulators and consumables and as directed by the field engineer.

110 KV Single Conductor Strung Bus/phase

upto 33kV Single Conductor Strung Bus/phase

Labour for the erection of Insulator single pole stack for supports/ Underhang including Meggering & other consumables and as directed by the field Engineer.

110kV or 66kV

up tp 33 kV

Labour for the erection of Busbar including suitable Modifications of End Clamps, providing holes wherever necessary as directed by the field Engineer.

75 mm (1 length)

50 mm (1 length)

Labour for the Erection of Jumper/ Droppers using Moose/ Zebra/ panther Conductors including Modification of End clamps, providing holes etc wherever necessary as directed by the field Engineer.

POWER CONNECTORS: Supply & Fixing of Aluminium Power Connectors/ Clamps/ Fittings with SS Bolts and Nuts, including, frieght etc., confirming to IS as per the drawing and specification.

6- Bolt Tension fitting

4-Bolt Tension fitting

Switch End Clamp for Zebra

Switch End Clamp for 75mm Bus

Switch End Clamp for 50mm Bus

Seating Block for 75mm Busbar

Seating Block for 50mm Busbar

T clamp for Zebra to Zebra

T Clamp for 75mm Bus to Zebra

T Clamp for 50m Bus to Zebra

Free End clamp 75mm

Free End Clamp 50mm

PG Clamp for Zebra

75mm Corona Bell

50mm Corona Bell

OUTDOOR BREAKERS: Labour for the Erection of 230/110 KV Breakers complete set using Crane with proper levelling, proving holes cutting, jointing, bending of pipes wherever required and filling of SF6 gas, Providing conductor jumpers from the Breaker to CT's & Isolators, Supply & Erection of Earthing steels two Riser to Breaker Structure from Earthmat/ electrode using 65x10 MS Flat Providing Flexible Copper Earthing loops to the Breaker earthing points, Supply & painting of first primer coat of redoxide and two coats of Bus green Enamel paint on to the Earth risers including cost of reputed make paints, consumable, frieght, etc., and as directed by the field engineer.

110 KV Breaker using Crane arranged by the Contractor

Labour for the Erection of 33/22/11kV Breakers complete set using Crane with proper levelling, proving holes cutting, jointing, wherever required, Erection of 3Nos CTs without crane, Providing conductor jumpers from Isolator/Bus to Breaker, Breaker to CT's, CTs to Isolators, Supply & Erection of Earthing steels Four Risers Breaker Structure from Earthmat/ electrode using 50x08 MSF, Providing Flexible tinned copper Earthing loops to the Breaker earthing points, Supply & painting of first primer coat of redoxide and two coats of Bus green Enamel paint on to the Earth risers including cost of reputed make paints, consumable, freight, etc, and as directed by the field Engineer.

33/22kV Breaker using Crane arranged by the Contractor

MEASURMENT TRANSFORMERS:Labour for the erection of 3 Nos Measurement Transformers using Crane, Supply and Erection of Earthing steels using (65x10 for 230 KV SS) 50x8 MSF & Flexible Copper loops to CT/PT for equipment & Junction box earthing, structure earting, Erection of CT/PT Junction boxes, Supply and erection of Fixing steels, Painting of Primer Redoxide, Two coats of Bus Green enamel Paint on Earthing steels with supply of reputed make paints, including, frieght & all consumables as directed by the field engineer.

110 KV using crane arranged by the Contractor

Labour for the Erection of Isolators to correct alignment, including the cost of Consumables and lubricants, Meggaring, replacement of insulators if necessary etc, Supply and erection of Earthing steels to Isolator Bases, Insulators, ABS Booms, Poles, Earth Blades, operating Mechanism earthing etc., using (65x10 MSF for 230kV SS) 50x8 MSF, Supply and Erection of 25 x 3mm² Flexible tinned copper to the centre Rotating Insulators, Mechanism Box etc, Supply and Applying of one coat of Primer Redoxide paint and Two coats of Bus Green Enamel Paint on earthing material including Freight, consumables etc.,.as directed by the field Engineer.

110kV Isolators W/O Earth - hand Operated

33kV Isolator

LAS:Labour for erection of LAS station type with surge monitor/ accessories etc., (3 Nos single pole stack) including Supply and erection of Earthing steels, (connecting to earth electrode & mat) Supply and Painting of Primer Paints and Two coats of Enamel Paints of reputed make, including frieght, consumables etc., as directed by the filed Engineer.

110 KV LAS with surge monitors

33/22/11kV LAS

CONTROL ROOM MATERIALS:Labour for the Erection of Control Panels includings consumables as directed by the field engineer.

Simplex type/AC/DC/C&R Panel of Non-Grid type, Battery Chargers, Single feeder Control/ Relay Panels of Grid type (P&C)

Supply and Erection of GI Pipe 5m Grouting type lamp post of B class MS pipe (3 inch dia for 3mtrs & 2.5inch dia for 2mtrs) including single/double fitting (Straight or 'V' type) fixing arrangements, 1 inch dia B class pipe arms, yard light box fixing flat and one coat of redoxide and one coat of aluminium paint.

Supply and Erection of reputed make street light fitting with 1x(70-75)W or 2x(35-40)W, 240V CGL/ PHILIPS make LED Light.

Supply of Erection of yard light fuse unit mounting box of size 200x200x150mm (BxHxD) out of 18 SWG (1.22mm) M.S Sheet including primer paint as per Drawing including the Supply, Fabrication and Erection of Box fixing Flat using 50x8MSF, Two coat of enamel paints, provided with 16/20A rewirable Porcelain Fuse carrier unit, 16 A Bakelite connenectors including its cost materials, consumables, freight, etc and as directed by the fiels Engineer on site requirements. (The box shall be vermin proof, shall be provided with sturdy hinges, with provision for cable entry and locking arrangements).

Fabrication, supply and fixing of C.T/P.T junction box of size 400x300x150 mm of 16 SWG(1.6mm) M.S.sheet with primer coat paint, Supply, Fabrication and erection of Box fixing Flats using 50x8 MSF, Supply and Fixing of 25x3mm² Braided Flexible tinned copper loops to box earth., Two coat of Enamel Paint, provision for fixing terminal blocks/ MCBs including consumables, freight, etc., as directed by the field Engineer on site requirements. (The box shall be vermin proof shall have sturdy hinges, & locking arrangements)

Fabrication, supply and fixing A.C.distribution box of size 750x750x250 mm out of 14SWG (2mm) M.S.Sheet including primer paint coat, Supply, Fabrication and Erection of Fixing Flat using 65x10MSF, supply & fixing of 3 nos 200A and 6 nos 100A Porcelain fuse units, Supply and Painting of Two coat of Enamel Paint including cost of materials, consumables, fright, etc., as directed by the field engineer. The box shall be vermin proof shall have sturdy hinges, provision for mounting MCB and MCCB, detachable gland plate and locking arrangements.

PAINTING:Supply and Labour for the Second Finish Coat of Aluminium paint on standard Steel Structures including cost of Paints of reputed make, Consumables etc., as directed by the field Engineer.

110kV Take Off/Strung Bus structure using Single pole 250x125RSJ.

110kV Power Transformer Gantry

110kV AB Switch Structure

110kV Pie Support Structure

110kV CT or PT Structure

110kV LAS Structure below Bus Bar

Labour charges for two coats of enamel painting in substation structures, steels etc., including the cost of reputed make paints and other consumables as directed by the field Engineer.

Other Station Structures

110kV Breaker Platform

33/22kV Breaker Platform

Yard Fire Stand frame with top canopy cover

AC Junction Box fixing frame

110kV LAS Fence structure with GI chain link fencing wire of size 50-60 square of 10 swg

Yard Light Pole Bottom

Labour charges for writing details in any finished surface/board including cost of enamel paints and other consumables as directed by the field Engineer.

Labour for erection of cable in duct/ trench/ clamping on structures - neat laying in the ducts with identification Aluminium tags in all duct corners for easy identification of cables including fabrication of clamps and fixing at uniform intervals as directed by the field Engineer

Up to 8 Core

Above 8 Core

Supply and glanding of ISI mark cable gland of suitable size of reputed make including removing of insulation of cables and providing suitable holes as required and as directed by the field Engineer.

Supply and termination of cable core end dressed neatly including the cost of cable socket (lug) ferrules, sleeves, tags, ties, stropes, etc., as directed by the field Engineer. (No.of core ends in unit of 1000).

Supply and erection of Vinyl Sticker cutting/ Printing on Vinyl Sticker/ Foam board to be used for main equipment, slogan, name board & any other purpose of required sizes as directed by the field Engineer.

Supply and erection of "B" class G.I.pipe for extension of tandem/ down pipe for A.B.Switches and for any other work required as directed by the field Engineer.

40 mm Dia

Supply and provision of 12/25x3mm flexible braided tinned copper / tinned copper flats as required and as directed by the field Engineer.

Supply & Crimping of Copper Lugs of Suitable sizes as required and as directed by the field Engineer.

Supply and fixing Fuse unit of reputed make with ISI as directed by the field Engineer including drilling &fixing.

HRC Backlite Fuse units

Supply and fixing of HRC fuse of reputed make as directed by the field Engineer.

Supply and fixing of Hylem board 8/10 mm thick wherever required as directed by the field Engineer.

Supply and fixing of MCB of Havells/Schneider/ MDS/ Reputed make with ISI mark wherever required as directed by the field Engineer.

32 AMPS - 3 phase, 4 pole

16 AMPS - single phase, single pole

Supply and fixing of terminal blocks as directed by the field engineer.

Regular Type ( Non Disconnecting )

Disconnecting type( Link type)

Supply and provision of M8, M10, M12 and M16 (full /Half thread) G.I.bolt and nuts of various sizes including plate/ spring washers as required and as directed by the field Engineer.

Supply and fixing of godrej 6 lever long shackle navtol lock with triplicate keys for A.B.Switches and for any other purpose including the cost of ring and key token as directed by the field Engineer.

Fire Fighting Equipments: Supply & providing of Mechanical foam type fire extinguisher with all accessories conforming to IS

50 litre trolly mounted

9 litre portable

Supply & providing of DCP (Dry Chemical Powder) type fire extinguisher with all accessories conforming to IS

25 kg Trolly mounted

9/10 kg Portable

5/6 kg Portable

Supply and fabrication of sand drums, (size of 580mm dia & 420 mm height) with conical cover made of tin sheet to be provided with handle including the cost of barrel and other consumables as directed by the field Engineer inlcuding the cost of sand.

Supply & providing of fire buckets 10Ltrs capacity

Dismantling

Heavy section (above 14 kg/m)

Light section (below 14 kg/m)

Labour for Dismantling of LAS station/ Distribution type single unit including monitos, accessories & consumables.

Labour for Dismantling of Jumper/ Droppers using Moose/ Zebra/ panther Conductors including consumables.

SGST & CGST /IGST (If applicable quote the value, if not enter '0')